Keyless Locking
The doors lock after several seconds if all doors are closed and at least one keyless access transmitter has been removed from the interior of the vehicle.
To customize if the doors automatically lock upon exiting the vehicle, see “Keyless Locking” under Vehicle Personalization.
See also:
Instrument Panel Illumination Control
The brightness of the instrument panel lights and steering wheel controls
can be adjusted.
(Instrument Panel Brightness): Move and hold the thumbwheel up or down
to brighten or dim the lights ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the v ...
Airbag System Messages
SERVICE AIR BAG
This message displays if there is a problem with the airbag system. Have your
dealer inspect the system for problems. See Airbag Readiness Light
and Airbag System ...